Sprinkler Parts Wholesale 1.5 oz Frost Cloth Plant Freeze Protection Germination Blanket - 6x40-Feet Medium Weight, 1.5 oz. Permeable Fabric. For colder climates where frost protection is desired, heavier weight fabrics in description below. For a lighter fabric for seed and plant germination, see description for .5 oz fabric Allows Water and Light in, UV Treated, Reusable Can be Left on in Sunny Days Without Fear of Foliage Burn